how to open all the files from a directory

Hello Team,

Please let me know how to open all the files from a directory in c program. Currently,I am openning single file like this :#define PARAM_PATH             
“/usr/local/share/contracts/files/”wFileHdl = open( PARAM_PATH, O_RDWR ); But I want to open all files one by one in that dir.Any inputs are highly appreciate.Pls suggest me!

Thanks in advance !RegardsManish